Hair fastener



FIG. 1 is a front view of a hair fastener showing our new design;

FIG. 2 is a side elevation of the hair fastener shown in FIG. 1; and,

FIG. 3 is a view of the hair fastener shown in FIGS. 1 and 2 as appliedto the hair of an individual (shown in broken lines).

The broken lines showing the head of a person are for illustrativepurposes only and do not form part of the claimed design.

The ornamental design for a hair fastener, as shown and described.